On the right, two blocks are stacked on top of each other., To find doubles using multiplication, all you need to do is multiply the number by 2. Take a look at these calculations and explore how ...

Have you ever sat in a math classroom and wondered, “When will I ever use this?” You might have asked yourself this question when you first encountered “imaginary” numbers, and with good reason: What ...

To get an internal sense of how numbers relate to each other, students can practice working with number lines.

Factorise \(x^2 + 7x + 10\). To factorise this expression, find two numbers that have a product of +10 and a sum of +7. There are a couple of ways of making +10 by multiplying two numbers.